/Engine/Plugins/Animation/DeformerGraph/Source/OptimusCore/Public/OptimusNodePin.h
Returns all sub-pins of this pin, recursively. In the returned list, the parent pins are listed before their child pins.
[TArray](API\Runtime\Core\Containers\TArray)< [UOptimusNodePin](API\Plugins\OptimusCore\UOptimusNodePin) * > GetSubPinsRecursively ( bool bInIncludeThisPin ) const